EP0883296A3 - Verfahren und Anlage zum Hinzufügen von Information zu einem Videosignal, Verfahren und Anlage zum Ermitteln von Information in einem Videosignal und Aufnahmemedium - Google Patents

Verfahren und Anlage zum Hinzufügen von Information zu einem Videosignal, Verfahren und Anlage zum Ermitteln von Information in einem Videosignal und Aufnahmemedium Download PDF

Info

Publication number
EP0883296A3
EP0883296A3 EP98304394A EP98304394A EP0883296A3 EP 0883296 A3 EP0883296 A3 EP 0883296A3 EP 98304394 A EP98304394 A EP 98304394A EP 98304394 A EP98304394 A EP 98304394A EP 0883296 A3 EP0883296 A3 EP 0883296A3
Authority
EP
European Patent Office
Prior art keywords
video signal
information
superimposed
spectrally
spread
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP98304394A
Other languages
English (en)
French (fr)
Other versions
EP0883296A2 (de
Inventor
Nozomu Ikeda
Akira Ogino
Takehiro Sugita
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
Original Assignee
Sony Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sony Corp filed Critical Sony Corp
Publication of EP0883296A2 publication Critical patent/EP0883296A2/de
Publication of EP0883296A3 publication Critical patent/EP0883296A3/de
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/913—Television signal processing therefor for scrambling ; for copy protection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/913—Television signal processing therefor for scrambling ; for copy protection
    • H04N2005/91307—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal
    • H04N2005/91314—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal the copy protection signal being a pulse signal inserted in blanking intervals of the video signal, e.g. pseudo-AGC pulses, pseudo-sync pulses
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/913—Television signal processing therefor for scrambling ; for copy protection
    • H04N2005/91307—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal
    • H04N2005/91321—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal the copy protection signal being a copy protection control signal, e.g. a record inhibit signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/913—Television signal processing therefor for scrambling ; for copy protection
    • H04N2005/91307—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal
    • H04N2005/91328—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal the copy protection signal being a copy management signal, e.g. a copy generation management signal [CGMS]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/913—Television signal processing therefor for scrambling ; for copy protection
    • H04N2005/91307—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal
    • H04N2005/9135—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal by superimposing the spectrally spread copy protection signal onto the video signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/913—Television signal processing therefor for scrambling ; for copy protection
    • H04N2005/91357—Television signal processing therefor for scrambling ; for copy protection by modifying the video signal
    • H04N2005/91371—Television signal processing therefor for scrambling ; for copy protection by modifying the video signal the video color burst signal being modified

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Signal Processing For Recording (AREA)
  • Television Systems (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
EP98304394A 1997-06-05 1998-06-03 Verfahren und Anlage zum Hinzufügen von Information zu einem Videosignal, Verfahren und Anlage zum Ermitteln von Information in einem Videosignal und Aufnahmemedium Withdrawn EP0883296A3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP147960/97 1997-06-05
JP9147960A JPH10336578A (ja) 1997-06-05 1997-06-05 映像信号への情報付加方法、付加情報検出方法および装置

Publications (2)

Publication Number Publication Date
EP0883296A2 EP0883296A2 (de) 1998-12-09
EP0883296A3 true EP0883296A3 (de) 1999-02-03

Family

ID=15441985

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98304394A Withdrawn EP0883296A3 (de) 1997-06-05 1998-06-03 Verfahren und Anlage zum Hinzufügen von Information zu einem Videosignal, Verfahren und Anlage zum Ermitteln von Information in einem Videosignal und Aufnahmemedium

Country Status (7)

Country Link
US (1) US6360052B1 (de)
EP (1) EP0883296A3 (de)
JP (1) JPH10336578A (de)
KR (1) KR19990006597A (de)
CN (1) CN1179507C (de)
CA (1) CA2238732A1 (de)
MY (1) MY132915A (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10340531A (ja) * 1997-06-10 1998-12-22 Sony Corp 情報信号記録装置、情報信号記録方法および情報信号記録媒体
US7640293B2 (en) * 2002-07-17 2009-12-29 Research In Motion Limited Method, system and apparatus for messaging between wireless mobile terminals and networked computers
JPWO2007063912A1 (ja) * 2005-11-29 2009-05-07 パナソニック株式会社 再生装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3984624A (en) * 1974-07-25 1976-10-05 Weston Instruments, Inc. Video system for conveying digital and analog information
EP0360615A2 (de) * 1988-09-23 1990-03-28 The Grass Valley Group, Inc. Dateneinbau in ein Videosignal
EP0400906A2 (de) * 1989-05-26 1990-12-05 Technicolor Videocassette Of Michigan, Inc. Zweiseitige Anti-Kopiereinrichtung für Videosysteme
JPH0339959A (ja) * 1989-04-25 1991-02-20 Konica Corp ハロゲン化銀カラー写真感光材料
EP0778566A2 (de) * 1995-12-04 1997-06-11 Sony Corporation Gerät und Verfahren zur Synthese eines Informationssignal und eines Wiedergabe-Steuersignal und Gerät zur Informationssignalaufzeichnung

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5319735A (en) * 1991-12-17 1994-06-07 Bolt Beranek And Newman Inc. Embedded signalling
JP3778236B2 (ja) * 1996-10-22 2006-05-24 ソニー株式会社 映像信号伝送方法、映像信号出力方法、映像信号出力装置および付加情報検出装置
JP3700738B2 (ja) * 1996-11-18 2005-09-28 ソニー株式会社 情報出力装置、情報出力方法、記録装置および記録方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3984624A (en) * 1974-07-25 1976-10-05 Weston Instruments, Inc. Video system for conveying digital and analog information
EP0360615A2 (de) * 1988-09-23 1990-03-28 The Grass Valley Group, Inc. Dateneinbau in ein Videosignal
JPH0339959A (ja) * 1989-04-25 1991-02-20 Konica Corp ハロゲン化銀カラー写真感光材料
EP0400906A2 (de) * 1989-05-26 1990-12-05 Technicolor Videocassette Of Michigan, Inc. Zweiseitige Anti-Kopiereinrichtung für Videosysteme
EP0778566A2 (de) * 1995-12-04 1997-06-11 Sony Corporation Gerät und Verfahren zur Synthese eines Informationssignal und eines Wiedergabe-Steuersignal und Gerät zur Informationssignalaufzeichnung

Also Published As

Publication number Publication date
KR19990006597A (ko) 1999-01-25
MY132915A (en) 2007-10-31
CA2238732A1 (en) 1998-12-05
EP0883296A2 (de) 1998-12-09
CN1219045A (zh) 1999-06-09
JPH10336578A (ja) 1998-12-18
US6360052B1 (en) 2002-03-19
CN1179507C (zh) 2004-12-08

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